8933320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 22291200

約数和(自身を除く): 13357880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 257, 316, 395, 440, 514, 632, 790, 869, 1028, 1285, 1580, 1738, 2056, 2570, 2827, 3160, 3476, 4345, 5140, 5654, 6952, 8690, 10280, 11308, 14135, 17380, 20303, 22616, 28270, 34760, 40606, 56540, 81212, 101515, 113080, 162424, 203030, 223333, 406060, 446666, 812120, 893332, 1116665, 1786664, 2233330, 4466660, 8933320]

約数ペア:

[(1, 8933320), (2, 4466660), (4, 2233330), (5, 1786664), (8, 1116665), (10, 893332), (11, 812120), (20, 446666), (22, 406060), (40, 223333), (44, 203030), (55, 162424), (79, 113080), (88, 101515), (110, 81212), (158, 56540), (220, 40606), (257, 34760), (316, 28270), (395, 22616), (440, 20303), (514, 17380), (632, 14135), (790, 11308), (869, 10280), (1028, 8690), (1285, 6952), (1580, 5654), (1738, 5140), (2056, 4345), (2570, 3476), (2827, 3160)]